Michael Cur­ran, Ste­fanie Hell­weg and Jan Beck haves pub­lished a  paper enti­tled “Is there any empir­i­cal sup­port for bio­di­ver­sity off­set pol­icy? in Eco­log­i­cal Appli­ca­tions Vol­ume 24, Issue 4 (June 2014)  pp. 617–31. You can access the full paper here (pay-walled) and … Con­tinue read­ing →